static double get_delay_pulse(struct ao *ao)
{
struct priv *priv = ao->priv;
pa_usec_t latency = (pa_usec_t) -1;
pa_threaded_mainloop_lock(priv->mainloop);
while (pa_stream_get_latency(priv->stream, &latency, NULL) < 0) {
if (pa_context_errno(priv->context) != PA_ERR_NODATA) {
GENERIC_ERR_MSG("pa_stream_get_latency() failed");
break;
}
/* Wait until latency data is available again */
pa_threaded_mainloop_wait(priv->mainloop);
}
pa_threaded_mainloop_unlock(priv->mainloop);
return latency == (pa_usec_t) -1 ? 0 : latency / 1000000.0;
}
static void pulse_write_process(MSFilter *f){
PulseWriteState *s=(PulseWriteState*)f->data;
mblk_t *im;
while((im=ms_queue_get(f->inputs[0]))!=NULL){
int bsize=msgdsize(im);
if (s->stream){
pa_threaded_mainloop_lock(pa_loop);
if (pa_stream_writable_size(s->stream)>=bsize){
//ms_message("Pushing data to pulseaudio");
pa_stream_write(s->stream,im->b_rptr,bsize,NULL,0,PA_SEEK_RELATIVE);
}
pa_threaded_mainloop_unlock(pa_loop);
}
freemsg(im);
}
}
static tbool audin_pulse_connect(IAudinDevice* device)
{
pa_context_state_t state;
AudinPulseDevice* pulse = (AudinPulseDevice*) device;
if (!pulse->context)
return false;
if (pa_context_connect(pulse->context, NULL, 0, NULL))
{
DEBUG_WARN("pa_context_connect failed (%d)",
pa_context_errno(pulse->context));
return false;
}
pa_threaded_mainloop_lock(pulse->mainloop);
if (pa_threaded_mainloop_start(pulse->mainloop) < 0)
{
pa_threaded_mainloop_unlock(pulse->mainloop);
DEBUG_WARN("pa_threaded_mainloop_start failed (%d)",
pa_context_errno(pulse->context));
return false;
}
for (;;)
{
state = pa_context_get_state(pulse->context);
if (state == PA_CONTEXT_READY)
break;
if (!PA_CONTEXT_IS_GOOD(state))
{
DEBUG_WARN("bad context state (%d)",
pa_context_errno(pulse->context));
break;
}
pa_threaded_mainloop_wait(pulse->mainloop);
}
pa_threaded_mainloop_unlock(pulse->mainloop);
if (state == PA_CONTEXT_READY)
{
DEBUG_DVC("connected");
return true;
}
else
{
pa_context_disconnect(pulse->context);
return false;
}
}
static int Open (vlc_object_t *obj)
{
services_discovery_t *sd = (services_discovery_t *)obj;
pa_operation *op;
pa_context *ctx;
services_discovery_sys_t *sys = malloc (sizeof (*sys));
if (unlikely(sys == NULL))
return VLC_ENOMEM;
ctx = vlc_pa_connect (obj, &sys->mainloop);
if (ctx == NULL)
{
free (sys);
return VLC_EGENERIC;
}
sd->p_sys = sys;
sd->description = _("Audio capture");
sys->context = ctx;
sys->root = NULL;
/* Subscribe for source events */
const pa_subscription_mask_t mask = PA_SUBSCRIPTION_MASK_SOURCE;
pa_threaded_mainloop_lock (sys->mainloop);
pa_context_set_subscribe_callback (ctx, ContextCallback, sd);
op = pa_context_subscribe (ctx, mask, NULL, NULL);
if (likely(op != NULL))
pa_operation_unref (op);
/* Enumerate existing sources */
op = pa_context_get_source_info_list (ctx, SourceCallback, sd);
if (likely(op != NULL))
{
//while (pa_operation_get_state (op) == PA_OPERATION_RUNNING)
// pa_threaded_mainloop_wait (sys->mainloop);
pa_operation_unref (op);
}
pa_threaded_mainloop_unlock (sys->mainloop);
return VLC_SUCCESS;
/*
error:
pa_threaded_mainloop_unlock (sys->mainloop);
vlc_pa_disconnect (obj, ctx, sys->mainloop);
free (sys);
return VLC_EGENERIC;*/
}
static int
tsmf_pulse_connect(TSMFPulseAudioDevice * pulse)
{
pa_context_state_t state;
if (!pulse->context)
return 1;
if (pa_context_connect(pulse->context, NULL, 0, NULL))
{
LLOGLN(0, ("tsmf_pulse_connect: pa_context_connect failed (%d)",
pa_context_errno(pulse->context)));
return 1;
}
pa_threaded_mainloop_lock(pulse->mainloop);
if (pa_threaded_mainloop_start(pulse->mainloop) < 0)
{
pa_threaded_mainloop_unlock(pulse->mainloop);
LLOGLN(0, ("tsmf_pulse_connect: pa_threaded_mainloop_start failed (%d)",
pa_context_errno(pulse->context)));
return 1;
}
for (;;)
{
state = pa_context_get_state(pulse->context);
if (state == PA_CONTEXT_READY)
break;
if (!PA_CONTEXT_IS_GOOD(state))
{
LLOGLN(0, ("tsmf_pulse_connect: bad context state (%d)",
pa_context_errno(pulse->context)));
break;
}
pa_threaded_mainloop_wait(pulse->mainloop);
}
pa_threaded_mainloop_unlock(pulse->mainloop);
if (state == PA_CONTEXT_READY)
{
LLOGLN(0, ("tsmf_pulse_connect: connected"));
return 0;
}
else
{
pa_context_disconnect(pulse->context);
return 1;
}
}
//Flush function. Holds mainloop lock until operation is completed.
void quisk_flush_pulseaudio(struct sound_dev *dev) {
pa_stream *s = dev->handle;
pa_operation *o;
pa_threaded_mainloop_lock(pa_ml);
if (!(o = pa_stream_flush(s, stream_flushed_callback, dev))) {
printf("pa_stream_flush(): %s\n", pa_strerror(pa_context_errno(pa_stream_get_context(s))));
exit(1);
}
else {
while(pa_operation_get_state(o) == PA_OPERATION_RUNNING)
pa_threaded_mainloop_wait(pa_ml);
pa_operation_unref(o);
}
pa_threaded_mainloop_unlock(pa_ml);
}
static int instream_pause_pa(SoundIoPrivate *si, SoundIoInStreamPrivate *is, bool pause) {
SoundIoInStreamPulseAudio *ispa = &is->backend_data.pulseaudio;
SoundIoPulseAudio *sipa = &si->backend_data.pulseaudio;
pa_threaded_mainloop_lock(sipa->main_loop);
if (pause != pa_stream_is_corked(ispa->stream)) {
pa_operation *op = pa_stream_cork(ispa->stream, pause, NULL, NULL);
if (!op)
return SoundIoErrorStreaming;
pa_operation_unref(op);
}
pa_threaded_mainloop_unlock(sipa->main_loop);
return 0;
}
static void instream_destroy_pa(struct SoundIoPrivate *si, struct SoundIoInStreamPrivate *is) {
struct SoundIoInStreamPulseAudio *ispa = &is->backend_data.pulseaudio;
struct SoundIoPulseAudio *sipa = &si->backend_data.pulseaudio;
pa_stream *stream = ispa->stream;
if (stream) {
pa_threaded_mainloop_lock(sipa->main_loop);
pa_stream_set_state_callback(stream, NULL, NULL);
pa_stream_set_read_callback(stream, NULL, NULL);
pa_stream_disconnect(stream);
pa_stream_unref(stream);
pa_threaded_mainloop_unlock(sipa->main_loop);
ispa->stream = NULL;
}
}
int pa_simple_get_stream_index(pa_simple *p, unsigned int *idx, int *rerror) {
pa_assert(p);
CHECK_VALIDITY_RETURN_ANY(rerror, idx != NULL, PA_ERR_INVALID, -1);
pa_threaded_mainloop_lock(p->mainloop);
CHECK_DEAD_GOTO(p, rerror, unlock_and_fail);
*idx = pa_stream_get_index(p->stream);
pa_threaded_mainloop_unlock(p->mainloop);
return 0;
unlock_and_fail:
pa_threaded_mainloop_unlock(p->mainloop);
return -1;
}
static gchar *
gst_pulsesrc_device_description (GstPulseSrc * pulsesrc)
{
pa_operation *o = NULL;
gchar *t;
if (!pulsesrc->mainloop)
goto no_mainloop;
pa_threaded_mainloop_lock (pulsesrc->mainloop);
if (!(o = pa_context_get_source_info_by_name (pulsesrc->context,
pulsesrc->device, gst_pulsesrc_source_info_cb, pulsesrc))) {
GST_ELEMENT_ERROR (pulsesrc, RESOURCE, FAILED,
("pa_stream_get_source_info() failed: %s",
pa_strerror (pa_context_errno (pulsesrc->context))), (NULL));
goto unlock;
}
while (pa_operation_get_state (o) == PA_OPERATION_RUNNING) {
if (gst_pulsesrc_is_dead (pulsesrc, FALSE))
goto unlock;
pa_threaded_mainloop_wait (pulsesrc->mainloop);
}
unlock:
if (o)
pa_operation_unref (o);
t = g_strdup (pulsesrc->device_description);
pa_threaded_mainloop_unlock (pulsesrc->mainloop);
return t;
no_mainloop:
{
GST_DEBUG_OBJECT (pulsesrc, "have no mainloop");
return NULL;
}
}
static bool
pulse_output_enable(struct audio_output *ao, GError **error_r)
{
struct pulse_output *po = (struct pulse_output *)ao;
assert(po->mainloop == NULL);
assert(po->context == NULL);
/* create the libpulse mainloop and start the thread */
po->mainloop = pa_threaded_mainloop_new();
if (po->mainloop == NULL) {
g_free(po);
g_set_error(error_r, pulse_output_quark(), 0,
"pa_threaded_mainloop_new() has failed");
return false;
}
pa_threaded_mainloop_lock(po->mainloop);
if (pa_threaded_mainloop_start(po->mainloop) < 0) {
pa_threaded_mainloop_unlock(po->mainloop);
pa_threaded_mainloop_free(po->mainloop);
po->mainloop = NULL;
g_set_error(error_r, pulse_output_quark(), 0,
"pa_threaded_mainloop_start() has failed");
return false;
}
/* create the libpulse context and connect it */
if (!pulse_output_setup_context(po, error_r)) {
pa_threaded_mainloop_unlock(po->mainloop);
pa_threaded_mainloop_stop(po->mainloop);
pa_threaded_mainloop_free(po->mainloop);
po->mainloop = NULL;
return false;
}
pa_threaded_mainloop_unlock(po->mainloop);
return true;
}
static void rdpsnd_pulse_play(rdpsndDevicePlugin* device, uint8* data, int size)
{
rdpsndPulsePlugin* pulse = (rdpsndPulsePlugin*)device;
int len;
int ret;
uint8* src;
if (!pulse->stream)
return;
if (pulse->format == 0x11)
{
pulse->dsp_context->decode_ima_adpcm(pulse->dsp_context,
data, size, pulse->sample_spec.channels, pulse->block_size);
size = pulse->dsp_context->adpcm_size;
src = pulse->dsp_context->adpcm_buffer;
}
else
{
src = data;
}
pa_threaded_mainloop_lock(pulse->mainloop);
while (size > 0)
{
while ((len = pa_stream_writable_size(pulse->stream)) == 0)
{
pa_threaded_mainloop_wait(pulse->mainloop);
}
if (len < 0)
break;
if (len > size)
len = size;
ret = pa_stream_write(pulse->stream, src, len, NULL, 0LL, PA_SEEK_RELATIVE);
if (ret < 0)
{
DEBUG_WARN("pa_stream_write failed (%d)",
pa_context_errno(pulse->context));
break;
}
src += len;
size -= len;
}
pa_threaded_mainloop_unlock(pulse->mainloop);
}
static boolean tsmf_pulse_close_stream(TSMFPulseAudioDevice* pulse)
{
if (!pulse->context || !pulse->stream)
return false;
DEBUG_DVC("");
pa_threaded_mainloop_lock(pulse->mainloop);
pa_stream_set_write_callback(pulse->stream, NULL, NULL);
tsmf_pulse_wait_for_operation(pulse,
pa_stream_drain(pulse->stream, tsmf_pulse_stream_success_callback, pulse));
pa_stream_disconnect(pulse->stream);
pa_stream_unref(pulse->stream);
pulse->stream = NULL;
pa_threaded_mainloop_unlock(pulse->mainloop);
return true;
}
void CAESinkPULSE::GetDelay(AEDelayStatus& status)
{
if (!m_IsAllocated)
{
status.SetDelay(0);
return;
}
pa_threaded_mainloop_lock(m_MainLoop);
pa_usec_t r_usec;
int negative;
if (pa_stream_get_latency(m_Stream, &r_usec, &negative) < 0)
r_usec = 0;
pa_threaded_mainloop_unlock(m_MainLoop);
status.SetDelay(r_usec / 1000000.0);
}
static int
rdpsnd_pulse_close(rdpsndDevicePlugin * devplugin)
{
struct pulse_device_data * pulse_data;
pulse_data = (struct pulse_device_data *) devplugin->device_data;
if (!pulse_data->context || !pulse_data->stream)
return 1;
LLOGLN(0, ("rdpsnd_pulse_close:"));
pa_threaded_mainloop_lock(pulse_data->mainloop);
rdpsnd_pulse_wait_for_operation(devplugin,
pa_stream_drain(pulse_data->stream, rdpsnd_pulse_stream_success_callback, devplugin));
pa_stream_disconnect(pulse_data->stream);
pa_stream_unref(pulse_data->stream);
pulse_data->stream = NULL;
pa_threaded_mainloop_unlock(pulse_data->mainloop);
return 0;
}
int AudioOutputPulseAudio::GetBufferedOnSoundcard(void) const
{
pa_usec_t latency;
if (!pcontext || pa_context_get_state(pcontext) != PA_CONTEXT_READY)
return 0;
if (!pstream || pa_stream_get_state(pstream) != PA_STREAM_READY)
return 0;
pa_threaded_mainloop_lock(mainloop);
if(pa_stream_get_latency(pstream, &latency, NULL) < 0)
latency = 0;
pa_threaded_mainloop_unlock(mainloop);
return (int)latency * samplerate * output_bytes_per_frame / 1000000;
}
const QStringList *get_source_names(){
if(source_names == NULL){
context_create();
source_names = new QStringList();
finished = false;
pa_context_get_source_info_list(context, get_source_info_list_callback, NULL);
do{
pa_threaded_mainloop_lock(threaded_main_loop);
pa_threaded_mainloop_wait(threaded_main_loop);
qDebug("Received signal...");
}while(! finished);
pa_threaded_mainloop_unlock(threaded_main_loop);
context_stop();
}
return source_names;
}
static boolean rdpsnd_pulse_connect(rdpsndDevicePlugin* device)
{
rdpsndPulsePlugin* pulse = (rdpsndPulsePlugin*)device;
pa_context_state_t state;
if (!pulse->context)
return False;
if (pa_context_connect(pulse->context, NULL, 0, NULL))
{
DEBUG_WARN("pa_context_connect failed (%d)", pa_context_errno(pulse->context));
return False;
}
pa_threaded_mainloop_lock(pulse->mainloop);
if (pa_threaded_mainloop_start(pulse->mainloop) < 0)
{
pa_threaded_mainloop_unlock(pulse->mainloop);
DEBUG_WARN("pa_threaded_mainloop_start failed (%d)", pa_context_errno(pulse->context));
return False;
}
for (;;)
{
state = pa_context_get_state(pulse->context);
if (state == PA_CONTEXT_READY)
break;
if (!PA_CONTEXT_IS_GOOD(state))
{
DEBUG_WARN("bad context state (%d)", pa_context_errno(pulse->context));
break;
}
pa_threaded_mainloop_wait(pulse->mainloop);
}
pa_threaded_mainloop_unlock(pulse->mainloop);
if (state == PA_CONTEXT_READY)
{
DEBUG_SVC("connected");
return True;
}
else
{
pa_context_disconnect(pulse->context);
return False;
}
}
ALCboolean alc_pulse_init(BackendFuncs *func_list)
{
ALCboolean ret = ALC_FALSE;
if(pulse_load())
{
pa_threaded_mainloop *loop;
pulse_ctx_flags = 0;
if(!GetConfigValueBool("pulse", "spawn-server", 0))
pulse_ctx_flags |= PA_CONTEXT_NOAUTOSPAWN;
if((loop=pa_threaded_mainloop_new()) &&
pa_threaded_mainloop_start(loop) >= 0)
{
pa_context *context;
pa_threaded_mainloop_lock(loop);
context = connect_context(loop, AL_TRUE);
if(context)
{
*func_list = pulse_funcs;
ret = ALC_TRUE;
/* Some libraries (Phonon, Qt) set some pulseaudio properties
* through environment variables, which causes all streams in
* the process to inherit them. This attempts to filter those
* properties out by setting them to 0-length data. */
prop_filter = pa_proplist_new();
pa_proplist_set(prop_filter, PA_PROP_MEDIA_ROLE, NULL, 0);
pa_proplist_set(prop_filter, "phonon.streamid", NULL, 0);
pa_context_disconnect(context);
pa_context_unref(context);
}
pa_threaded_mainloop_unlock(loop);
pa_threaded_mainloop_stop(loop);
}
if(loop)
pa_threaded_mainloop_free(loop);
}
return ret;
}
static int pulse_get_attribute(snd_ctl_ext_t * ext, snd_ctl_ext_key_t key,
int *type, unsigned int *acc,
unsigned int *count)
{
snd_ctl_pulse_t *ctl = ext->private_data;
int err = 0;
if (key > 3)
return -EINVAL;
assert(ctl);
if (!ctl->p || !ctl->p->mainloop)
return -EBADFD;
pa_threaded_mainloop_lock(ctl->p->mainloop);
err = pulse_check_connection(ctl->p);
if (err < 0)
goto finish;
err = pulse_update_volume(ctl);
if (err < 0)
goto finish;
if (key & 1)
*type = SND_CTL_ELEM_TYPE_BOOLEAN;
else
*type = SND_CTL_ELEM_TYPE_INTEGER;
*acc = SND_CTL_EXT_ACCESS_READWRITE;
if (key == 0)
*count = ctl->source_volume.channels;
else if (key == 2)
*count = ctl->sink_volume.channels;
else
*count = 1;
finish:
pa_threaded_mainloop_unlock(ctl->p->mainloop);
return err;
}
static BOOL tsmf_pulse_connect(TSMFPulseAudioDevice *pulse)
{
pa_context_state_t state;
if(!pulse->context)
return FALSE;
if(pa_context_connect(pulse->context, NULL, 0, NULL))
{
DEBUG_WARN("pa_context_connect failed (%d)",
pa_context_errno(pulse->context));
return FALSE;
}
pa_threaded_mainloop_lock(pulse->mainloop);
if(pa_threaded_mainloop_start(pulse->mainloop) < 0)
{
pa_threaded_mainloop_unlock(pulse->mainloop);
DEBUG_WARN("pa_threaded_mainloop_start failed (%d)",
pa_context_errno(pulse->context));
return FALSE;
}
for(;;)
{
state = pa_context_get_state(pulse->context);
if(state == PA_CONTEXT_READY)
break;
if(!PA_CONTEXT_IS_GOOD(state))
{
DEBUG_TSMF("bad context state (%d)",
pa_context_errno(pulse->context));
break;
}
pa_threaded_mainloop_wait(pulse->mainloop);
}
pa_threaded_mainloop_unlock(pulse->mainloop);
if(state == PA_CONTEXT_READY)
{
DEBUG_TSMF("connected");
return TRUE;
}
else
{
pa_context_disconnect(pulse->context);
return FALSE;
}
}
AudioStream::AudioStream(pa_context *c, pa_threaded_mainloop *m, const char *desc, int type, int smplrate, std::string& deviceName)
: audiostream_(0), mainloop_(m)
{
static const pa_channel_map channel_map = {
1,
{ PA_CHANNEL_POSITION_MONO },
};
pa_sample_spec sample_spec = {
PA_SAMPLE_S16LE, // PA_SAMPLE_FLOAT32LE,
smplrate,
1
};
assert(pa_sample_spec_valid(&sample_spec));
assert(pa_channel_map_valid(&channel_map));
audiostream_ = pa_stream_new(c, desc, &sample_spec, &channel_map);
if (!audiostream_) {
ERROR("%s: pa_stream_new() failed : %s" , desc, pa_strerror(pa_context_errno(c)));
throw std::runtime_error("Could not create stream\n");
}
pa_buffer_attr attributes;
attributes.maxlength = pa_usec_to_bytes(160 * PA_USEC_PER_MSEC, &sample_spec);
attributes.tlength = pa_usec_to_bytes(80 * PA_USEC_PER_MSEC, &sample_spec);
attributes.prebuf = 0;
attributes.fragsize = pa_usec_to_bytes(80 * PA_USEC_PER_MSEC, &sample_spec);
attributes.minreq = (uint32_t) -1;
pa_threaded_mainloop_lock(mainloop_);
if (type == PLAYBACK_STREAM || type == RINGTONE_STREAM)
pa_stream_connect_playback(audiostream_, deviceName == "" ? NULL : deviceName.c_str(), &attributes,
(pa_stream_flags_t)(PA_STREAM_ADJUST_LATENCY|PA_STREAM_AUTO_TIMING_UPDATE), NULL, NULL);
else if (type == CAPTURE_STREAM)
pa_stream_connect_record(audiostream_, deviceName == "" ? NULL : deviceName.c_str(), &attributes,
(pa_stream_flags_t)(PA_STREAM_ADJUST_LATENCY|PA_STREAM_AUTO_TIMING_UPDATE));
pa_threaded_mainloop_unlock(mainloop_);
pa_stream_set_state_callback(audiostream_, stream_state_callback, NULL);
}
JNIEXPORT void JNICALL
Java_com_harrcharr_pulse_PulseContext_JNISubscribe(
JNIEnv *jenv, jobject jcontext) {
pa_context *c = get_context_ptr(jenv, jcontext);
pa_threaded_mainloop *m = get_mainloop_ptr(jenv, jcontext);
LOGE("Subscribing, pulse state %d", pa_context_get_state(c));
LOGE("Subscribing, pulse state %d", pa_context_get_state(c));
LOGE("Subscribing, pulse state %d", pa_context_get_state(c));
pa_threaded_mainloop_lock(m);
pa_operation *o;
o = pa_context_subscribe(c, PA_SUBSCRIPTION_MASK_ALL, NULL, NULL);
assert(o);
pa_operation_unref(o);
pa_threaded_mainloop_unlock(m);
}
static int
tsmf_pulse_play(ITSMFAudioDevice * audio, uint8 * data, uint32 data_size)
{
TSMFPulseAudioDevice * pulse = (TSMFPulseAudioDevice *) audio;
uint8 * src;
int len;
int ret;
LLOGLN(10, ("tsmf_pulse_play: data_size %d", data_size));
if (pulse->stream)
{
pa_threaded_mainloop_lock(pulse->mainloop);
src = data;
while (data_size > 0)
{
while ((len = pa_stream_writable_size(pulse->stream)) == 0)
{
LLOGLN(10, ("tsmf_pulse_play: waiting"));
pa_threaded_mainloop_wait(pulse->mainloop);
}
if (len < 0)
break;
if (len > data_size)
len = data_size;
ret = pa_stream_write(pulse->stream, src, len, NULL, 0LL, PA_SEEK_RELATIVE);
if (ret < 0)
{
LLOGLN(0, ("tsmf_pulse_play: pa_stream_write failed (%d)",
pa_context_errno(pulse->context)));
break;
}
src += len;
data_size -= len;
}
pa_threaded_mainloop_unlock(pulse->mainloop);
}
free(data);
return 0;
}
/*
* Create a new pulseaudio context
*/
static pa_context *pulse_context_create(pa_threaded_mainloop *m)
{
pa_context *c;
pa_proplist *p;
p = pa_proplist_new();
pa_proplist_sets(p, PA_PROP_APPLICATION_NAME, "OBS Studio");
pa_proplist_sets(p, PA_PROP_APPLICATION_ICON_NAME, "application-exit");
pa_proplist_sets(p, PA_PROP_MEDIA_ROLE, "production");
pa_threaded_mainloop_lock(m);
c = pa_context_new_with_proplist(pa_threaded_mainloop_get_api(m),
"OBS Studio", p);
pa_threaded_mainloop_unlock(m);
pa_proplist_free(p);
return c;
}
int
sa_stream_get_position(sa_stream_t *s, sa_position_t position, int64_t *pos) {
pa_usec_t usec;
if (s == NULL || s->stream == NULL) {
return SA_ERROR_NO_INIT;
}
if (position != SA_POSITION_WRITE_SOFTWARE) {
return SA_ERROR_NOT_SUPPORTED;
}
pa_threaded_mainloop_lock(s->m);
if(pa_stream_get_time(s->stream, &usec) != PA_ERR_NODATA) {
*pos = pa_usec_to_bytes(usec, &s->sample_spec);
}
else {
*pos = s->bytes_written;
}
pa_threaded_mainloop_unlock(s->m);
return SA_SUCCESS;
}
static ALCboolean pulse_open(ALCdevice *device, const ALCchar *device_name) //{{{
{
pulse_data *data = pa_xmalloc(sizeof(pulse_data));
memset(data, 0, sizeof(*data));
if(!(data->loop = pa_threaded_mainloop_new()))
{
ERR("pa_threaded_mainloop_new() failed!\n");
goto out;
}
if(pa_threaded_mainloop_start(data->loop) < 0)
{
ERR("pa_threaded_mainloop_start() failed\n");
goto out;
}
pa_threaded_mainloop_lock(data->loop);
device->ExtraData = data;
data->context = connect_context(data->loop, AL_FALSE);
if(!data->context)
{
pa_threaded_mainloop_unlock(data->loop);
goto out;
}
pa_context_set_state_callback(data->context, context_state_callback2, device);
device->szDeviceName = strdup(device_name);
pa_threaded_mainloop_unlock(data->loop);
return ALC_TRUE;
out:
if(data->loop)
{
pa_threaded_mainloop_stop(data->loop);
pa_threaded_mainloop_free(data->loop);
}
device->ExtraData = NULL;
pa_xfree(data);
return ALC_FALSE;
} //}}}
void SoundFeedStreamData (unsigned char *pSound, long lBytes)
{
int error_code;
int size;
if (device.mainloop != NULL)
{
pa_threaded_mainloop_lock (device.mainloop);
if (pa_stream_write (device.stream, pSound, lBytes, NULL, 0LL, PA_SEEK_RELATIVE) < 0)
{
fprintf (stderr, "Could not perform write\n");
}
else
{
//fprintf (stderr, "Wrote %d bytes\n", lBytes);
pa_threaded_mainloop_unlock (device.mainloop);
}
}
}
static int pulse_free(void) {
size_t l = 0;
pa_operation *o = NULL;
CHECK_CONNECTED(0);
pa_threaded_mainloop_lock(mainloop);
CHECK_DEAD_GOTO(fail, 1);
if ((l = pa_stream_writable_size(stream)) == (size_t) -1) {
AUDDBG("pa_stream_writable_size() failed: %s", pa_strerror(pa_context_errno(context)));
l = 0;
goto fail;
}
/* If this function is called twice with no pulse_write() call in
* between this means we should trigger the playback */
if (do_trigger) {
int success = 0;
if (!(o = pa_stream_trigger(stream, stream_success_cb, &success))) {
AUDDBG("pa_stream_trigger() failed: %s", pa_strerror(pa_context_errno(context)));
goto fail;
}
while (pa_operation_get_state(o) != PA_OPERATION_DONE) {
CHECK_DEAD_GOTO(fail, 1);
pa_threaded_mainloop_wait(mainloop);
}
if (!success)
AUDDBG("pa_stream_trigger() failed: %s", pa_strerror(pa_context_errno(context)));
}
fail:
if (o)
pa_operation_unref(o);
pa_threaded_mainloop_unlock(mainloop);
do_trigger = !!l;
return (int) l;
}
void CPulseAE::EnumerateOutputDevices(AEDeviceList &devices, bool passthrough)
{
if (!m_MainLoop || ! m_Context)
return;
pa_threaded_mainloop_lock(m_MainLoop);
SinkInfoStruct sinkStruct;
sinkStruct.passthrough = passthrough;
sinkStruct.mainloop = m_MainLoop;
sinkStruct.list = &devices;
CStdString def;
def.Format("%s (PulseAudio)",g_localizeStrings.Get(409).c_str());
devices.push_back(AEDevice(def, "pulse:default@default"));
WaitForOperation(pa_context_get_sink_info_list(m_Context,
SinkInfo, &sinkStruct), m_MainLoop, "EnumerateAudioSinks");
pa_threaded_mainloop_unlock(m_MainLoop);
}
